Closing price on 5/15/2008
|
|
Open |
31.10 |
High |
31.10 |
Low |
31.10 |
Volume |
1,700 |
Split-adjusted Price |
4.25 |
|
|
PSC Historical Quote
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
5/15/2008
|
-0.90 / -2.81%
|
31.10
|
31.10
|
31.10
|
31.10
|
31.10
|
4.25
|
1,700
|
|
5/14/2008
|
-0.90 / -2.74%
|
32.00
|
32.00
|
32.00
|
32.00
|
32.00
|
4.37
|
1,000
|
|
5/13/2008
|
-1.00 / -2.95%
|
32.90
|
32.90
|
32.90
|
32.90
|
32.90
|
4.50
|
1,000
|
|
5/12/2008
|
-1.00 / -2.87%
|
33.90
|
33.90
|
33.90
|
33.90
|
33.90
|
4.63
|
300
|
|
5/9/2008
|
-1.00 / -2.79%
|
34.90
|
34.90
|
34.90
|
34.90
|
34.90
|
4.77
|
100
|
|
5/8/2008
|
-1.10 / -2.97%
|
35.90
|
35.90
|
35.90
|
35.90
|
35.90
|
4.91
|
1,700
|
|
5/7/2008
|
0.00 / 0.00%
|
37.00
|
37.00
|
37.00
|
37.00
|
37.00
|
5.06
|
0
|
|
5/6/2008
|
+1.00 / +2.78%
|
37.00
|
37.00
|
37.00
|
37.00
|
37.00
|
5.06
|
100
|
|
5/5/2008
|
+1.00 / +2.86%
|
36.00
|
36.00
|
36.00
|
36.00
|
36.00
|
4.92
|
100
|
|
4/29/2008
|
-1.00 / -2.78%
|
35.00
|
35.00
|
35.00
|
35.00
|
35.00
|
4.78
|
200
|
|
4/28/2008
|
0.00 / 0.00%
|
36.00
|
36.00
|
36.00
|
36.00
|
36.00
|
4.92
|
0
|
|
4/25/2008
|
+1.00 / +2.86%
|
36.00
|
36.00
|
36.00
|
36.00
|
36.00
|
4.92
|
2,100
|
|
4/24/2008
|
-1.00 / -2.78%
|
35.00
|
35.00
|
35.00
|
35.00
|
35.00
|
4.78
|
300
|
|
4/23/2008
|
-1.10 / -2.96%
|
36.00
|
36.00
|
36.00
|
36.00
|
36.00
|
4.92
|
1,000
|
|
4/22/2008
|
-1.10 / -2.88%
|
37.10
|
37.10
|
37.10
|
37.10
|
37.10
|
5.07
|
1,500
|
|
4/21/2008
|
-1.10 / -2.80%
|
38.20
|
38.20
|
38.20
|
38.20
|
38.20
|
5.22
|
100
|
|
4/18/2008
|
-3.00 / -7.09%
|
39.30
|
39.30
|
39.30
|
39.30
|
39.30
|
5.37
|
100
|
|
4/17/2008
|
+0.90 / +2.17%
|
40.20
|
42.30
|
40.20
|
42.30
|
40.50
|
5.78
|
4,500
|
|
4/16/2008
|
0.00 / 0.00%
|
41.40
|
41.40
|
41.40
|
41.40
|
41.40
|
5.66
|
0
|
|
4/11/2008
|
0.00 / 0.00%
|
41.40
|
41.40
|
41.40
|
41.40
|
41.40
|
5.66
|
0
|
|
4/10/2008
|
-1.20 / -2.82%
|
41.40
|
41.40
|
41.40
|
41.40
|
41.40
|
5.66
|
100
|
|
4/9/2008
|
0.00 / 0.00%
|
42.60
|
42.60
|
42.60
|
42.60
|
42.60
|
5.82
|
0
|
|
4/8/2008
|
+1.20 / +2.90%
|
42.60
|
42.60
|
42.00
|
42.60
|
42.57
|
5.82
|
9,200
|
|
4/7/2008
|
+1.20 / +2.99%
|
41.40
|
41.40
|
41.40
|
41.40
|
41.40
|
5.66
|
600
|
|
4/4/2008
|
+0.70 / +1.77%
|
40.20
|
40.20
|
40.20
|
40.20
|
40.20
|
5.49
|
100
|
|
4/3/2008
|
+0.70 / +1.80%
|
39.50
|
39.50
|
39.50
|
39.50
|
39.50
|
5.40
|
100
|
|
4/2/2008
|
+0.40 / +1.04%
|
38.80
|
38.80
|
38.80
|
38.80
|
38.80
|
5.30
|
100
|
|
4/1/2008
|
+0.70 / +1.86%
|
38.40
|
38.40
|
38.40
|
38.40
|
38.40
|
5.21
|
100
|
|
3/31/2008
|
0.00 / 0.00%
|
37.70
|
37.70
|
37.70
|
37.70
|
37.70
|
5.11
|
0
|
|
3/28/2008
|
+0.70 / +1.89%
|
37.70
|
37.70
|
37.70
|
37.70
|
37.70
|
5.11
|
100
|
|
|